Edit File: osd.h
/* * osd.h * * Copyright (C) 2001 Ralph Metzler <ralph@convergence.de> * & Marcus Metzler <marcus@convergence.de> * for convergence integrated media GmbH * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Lesser Public License * as published by the Free Software Foundation; either version 2.1 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * */ #ifndef _DVBOSD_H_ #define _DVBOSD_H_ typedef enum { // All functions return -2 on "not open" OSD_Close=1, // () // Disables OSD and releases the buffers // returns 0 on success OSD_Open, // (x0,y0,x1,y1,BitPerPixel[2/4/8](color&0x0F),mix[0..15](color&0xF0)) // Opens OSD with this size and bit depth // returns 0 on success, -1 on DRAM allocation error, -2 on "already open" OSD_Show, // () // enables OSD mode // returns 0 on success OSD_Hide, // () // disables OSD mode // returns 0 on success OSD_Clear, // () // Sets all pixel to color 0 // returns 0 on success OSD_Fill, // (color) // Sets all pixel to color <col> // returns 0 on success OSD_SetColor, // (color,R{x0},G{y0},B{x1},opacity{y1}) // set palette entry <num> to <r,g,b>, <mix> and <trans> apply // R,G,B: 0..255 // R=Red, G=Green, B=Blue // opacity=0: pixel opacity 0% (only video pixel shows) // opacity=1..254: pixel opacity as specified in header // opacity=255: pixel opacity 100% (only OSD pixel shows) // returns 0 on success, -1 on error OSD_SetPalette, // (firstcolor{color},lastcolor{x0},data) // Set a number of entries in the palette // sets the entries "firstcolor" through "lastcolor" from the array "data" // data has 4 byte for each color: // R,G,B, and a opacity value: 0->transparent, 1..254->mix, 255->pixel OSD_SetTrans, // (transparency{color}) // Sets transparency of mixed pixel (0..15) // returns 0 on success OSD_SetPixel, // (x0,y0,color) // sets pixel <x>,<y> to color number <col> // returns 0 on success, -1 on error OSD_GetPixel, // (x0,y0) // returns color number of pixel <x>,<y>, or -1 OSD_SetRow, // (x0,y0,x1,data) // fills pixels x0,y through x1,y with the content of data[] // returns 0 on success, -1 on clipping all pixel (no pixel drawn) OSD_SetBlock, // (x0,y0,x1,y1,increment{color},data) // fills pixels x0,y0 through x1,y1 with the content of data[] // inc contains the width of one line in the data block, // inc<=0 uses blockwidth as linewidth // returns 0 on success, -1 on clipping all pixel OSD_FillRow, // (x0,y0,x1,color) // fills pixels x0,y through x1,y with the color <col> // returns 0 on success, -1 on clipping all pixel OSD_FillBlock, // (x0,y0,x1,y1,color) // fills pixels x0,y0 through x1,y1 with the color <col> // returns 0 on success, -1 on clipping all pixel OSD_Line, // (x0,y0,x1,y1,color) // draw a line from x0,y0 to x1,y1 with the color <col> // returns 0 on success OSD_Query, // (x0,y0,x1,y1,xasp{color}}), yasp=11 // fills parameters with the picture dimensions and the pixel aspect ratio // returns 0 on success OSD_Test, // () // draws a test picture. for debugging purposes only // returns 0 on success // TODO: remove "test" in final version OSD_Text, // (x0,y0,size,color,text) OSD_SetWindow, // (x0) set window with number 0<x0<8 as current OSD_MoveWindow, // move current window to (x0, y0) OSD_OpenRaw, // Open other types of OSD windows } OSD_Command; typedef struct osd_cmd_s { OSD_Command cmd; int x0; int y0; int x1; int y1; int color; void *data; } osd_cmd_t; /* OSD_OpenRaw: set 'color' to desired window type */ typedef enum { OSD_BITMAP1, /* 1 bit bitmap */ OSD_BITMAP2, /* 2 bit bitmap */ OSD_BITMAP4, /* 4 bit bitmap */ OSD_BITMAP8, /* 8 bit bitmap */ OSD_BITMAP1HR, /* 1 Bit bitmap half resolution */ OSD_BITMAP2HR, /* 2 bit bitmap half resolution */ OSD_BITMAP4HR, /* 4 bit bitmap half resolution */ OSD_BITMAP8HR, /* 8 bit bitmap half resolution */ OSD_YCRCB422, /* 4:2:2 YCRCB Graphic Display */ OSD_YCRCB444, /* 4:4:4 YCRCB Graphic Display */ OSD_YCRCB444HR, /* 4:4:4 YCRCB graphic half resolution */ OSD_VIDEOTSIZE, /* True Size Normal MPEG Video Display */ OSD_VIDEOHSIZE, /* MPEG Video Display Half Resolution */ OSD_VIDEOQSIZE, /* MPEG Video Display Quarter Resolution */ OSD_VIDEODSIZE, /* MPEG Video Display Double Resolution */ OSD_VIDEOTHSIZE, /* True Size MPEG Video Display Half Resolution */ OSD_VIDEOTQSIZE, /* True Size MPEG Video Display Quarter Resolution*/ OSD_VIDEOTDSIZE, /* True Size MPEG Video Display Double Resolution */ OSD_VIDEONSIZE, /* Full Size MPEG Video Display */ OSD_CURSOR /* Cursor */ } osd_raw_window_t; typedef struct osd_cap_s { int cmd; #define OSD_CAP_MEMSIZE 1 /* memory size */ long val; } osd_cap_t; #define OSD_SEND_CMD _IOW('o', 160, osd_cmd_t) #define OSD_GET_CAPABILITY _IOR('o', 161, osd_cap_t) #endif